applier_metrics_service_imp.h

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/* Copyright (c) 2024, Oracle and/or its affiliates.
 
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License, version 2.0,
   as published by the Free Software Foundation.
 
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#ifndef APPLIER_METRICS_SERVICE_IMP_H
#define APPLIER_METRICS_SERVICE_IMP_H
 
#include <mysql/components/my_service.h>
#include <mysql/components/service_implementation.h>
#include <mysql/components/services/rpl_applier_metrics_service.h>
#include <string>
 
class Applier_metrics_service_handler {
 public:
  /// @brief Get metrics for the replication applier.
  /// @param[out] table pointer, whose value will be set to an array of arrays
  /// of fields in which the metric values are stored.
  ///  @return
  ///    @retval FALSE Succeeded.
  ///    @retval TRUE  Failed.
  static DEFINE_BOOL_METHOD(get_applier_metrics,
                            (Applier_metrics_table * table));
 
  /// @brief Free memory for object holding metrics for the replication applier.
  /// @param[out] table Pointer to object that was previously retrieved from
  /// @c get_applier_metrics.
  static DEFINE_METHOD(void, free_applier_metrics,
                       (Applier_metrics_table * table));
 
  /// @brief Get metrics for replication workers.
  /// @param[out] table pointer, whose value will be set to an array of arrays
  /// of fields in which the metric values are stored.
  ///  @return
  ///    @retval FALSE Succeeded.
  ///    @retval TRUE  Failed.
  static DEFINE_BOOL_METHOD(get_worker_metrics, (Worker_metrics_table * table));
 
  /// @brief Free memory for object holding metrics for the replication workers.
  /// @param[out] table Pointer to object that was previously retrieved from
  /// @c get_worker_metrics.
  static DEFINE_METHOD(void, free_worker_metrics,
                       (Worker_metrics_table * table));
 
  /// @brief Enables metric collection in the server for replication applier
  /// components
  ///  @return
  ///    @retval FALSE Succeeded.
  ///    @retval TRUE  Failed.
  static DEFINE_BOOL_METHOD(enable_metric_collection, ());
 
  /// @brief Enables metric collection in the server for replication applier
  /// components
  ///  @return
  ///    @retval FALSE Succeeded.
  ///    @retval TRUE  Failed.
 
  static DEFINE_BOOL_METHOD(disable_metric_collection, ());
};
 
#endif /* APPLIER_METRICS_SERVICE_IMP_H */